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Date/Time: Thu, 20 Aug 2026 05:12:52 +0000



Custom study DLLs are not loading

View Count: 265

[2026-07-02 06:47:46]
User709671 - Posts: 6
Custom study DLLs are not loading. Sierra Chart reports 'No custom study function names found' for all custom DLLs including ones that previously worked. This happens after a fresh reinstall of Sierra Chart version 2888. Antivirus is disabled. The DLLs are in the Data folder. Account: LogosCapital. Please help."
[2026-07-02 15:42:50]
John - SC Support - Posts: 47554
Please do the following:
- Select "Window >> Message Log"
- On the Message Log select "Edit >> Clear Log" - answer "Yes" to the pop-up confirmation to clear the log.
- Set the Message Log aside.
- Select "Analysis >> Studies"
- On the Chart Studies window, select the button for "Add Custom Study"
- Select "Cancel" to close the Chart Studies window
- Go to your Message Log and select "Edit >> Copy Log"
- Paste the contents of your log to this thread
For the most reliable, advanced, and zero cost futures order routing, use the Teton service:
Sierra Chart Teton Futures Order Routing
[2026-07-02 20:44:51]
User709671 - Posts: 6
The file exists in the folder, compiled successfully, but the log generates the following message. so the specific file it is not visible at the list with custom studies. one week ago this process used to work successfully. Not any more

2026-07-02 06:30:41.998 | No custom study function names found in C:\SierraChart\Data\MNQ_AutoTrader_64.dll
2026-07-02 06:30:41.998 | InternalVersionNumberToFileNameMap is empty for MNQ_AutoTrader
2026-07-02 06:30:41.998 | Closest match search for: C:\SierraChart\Data\MNQ_AutoTrader.dll returned empty result. *
Date Time Of Last Edit: 2026-07-02 20:47:12
[2026-07-06 14:25:28]
Sierra_Chart Engineering - Posts: 24607
Privately attach this DLL file here and then we will look at it:
2026-07-02 06:30:41.998 | No custom study function names found in C:\SierraChart\Data\MNQ_AutoTrader_64.dll

Instructions:
Support Board Posting Information: Attaching a File (Optional)
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, use the Teton service:
Sierra Chart Teton Futures Order Routing
Date Time Of Last Edit: 2026-07-06 14:25:59

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